package ioperations;

import book.Book;
import book.BookList;

import java.util.Scanner;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 姚东名
 * Date: 2024-06-14
 * Time: 14:34
 */
public class BorrowOperation implements IOperation {
    @Override
    public void work(BookList bookList) {
        System.out.println("借阅图书！");

        Scanner scanner = new Scanner(System.in);
        System.out.printf("请输入你要借阅的图书：");
        String name = scanner.nextLine();

        int currentSize = bookList.getUsedSize();

        //第一步：遍历书架
        for (int i = 0; i < currentSize; i++) {
            Book book = bookList.getBook(i);
            //第二步：看是否已经借出 -> 用name来进行对比
            if(book.getName().equals(name)) {
                if(book.isBorrowed()) {
                    System.out.println("这本书已经被借出去了！");
                    return;
                }
                book.setBorrowed(true);
                System.out.println("借阅成功！");
                return;
            }
        }
        //走到这 说明 书架上没有这本书
        System.out.println("没有你要借阅的书！");
    }
}
